Karel - Constructing Castles

package Activity4;
import kareltherobot.*;

/**
 * This program uses robots to construct a house using beepers
 * @param - none
 * @return - none
 */
public class Activity4Main implements Directions{

    public static void main(String[] args) {
        World.readWorld("Lesson3World4.kwld");
        World.setVisible();
        World.setDelay(20);

        WallBuilder john = new WallBuilder(1, 2, North, -1);
        WallBuilder cal = new WallBuilder(1,10, North, -1);
        RoofBuilder jack = new RoofBuilder(5,1, North, -1);
        WindowBuilder bob = new WindowBuilder(5, 4, North, -1);
        WindowBuilder tom = new WindowBuilder(5, 7, North, -1);
        DoorBuilder michael = new DoorBuilder(1,5, North, -1);

        john.build(); //all robots build with respective overriding
        cal.build();
        jack.build();
        bob.build();
        tom.build();
        michael.build();
    }
}
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Different file
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package Activity4;
import kareltherobot.*;

/**
 * Constructicon - parent class
 * @param - none
 * @return - none
 */
public class Constructicon extends UrRobot {

    public Constructicon(int s, int a, Direction d, int b){
        super(s, a, d, b);
    }

    public void build(){
        turnOff();  //if the overriding is successful, the robot shouldn't turn off
    }

    /**
     * Allows the robot to instantaneously turn right
     * @param - none
     * @return - Void
     */
    public void turnRight(){
        int delay = World.delay();
        World.setDelay(0);
        turnLeft();
        turnLeft();
        World.setDelay(delay);
        turnLeft();
    }
}
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Different file
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package Activity4;

/**
 * Builds the door of the house
 */
public class DoorBuilder extends Constructicon{
    public DoorBuilder(int s, int a, Direction d, int b){
        super(s, a, d, b);
    }

    /**
     * @Override build
     */
    public void build(){
        for (int out = 0; out < 3; out++){
            for (int in = 0; in < 2; in++){
                putBeeper();
                move();
            }
            turnRight();
        }
    }
}
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Different file
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package Activity4;

/**
 * Subclass of Constructicon
 * Builds the roof of the house
 */
public class RoofBuilder extends Constructicon{
    public RoofBuilder(int s, int a, Direction d, int b){
        super(s, a, d, b);
    }

    /**
     * @Override build
     */
    public void build(){
        for(int x = 0; x < 5; x++){ //builds the left part of roof
            putBeeper();
            move();
            turnRight();
            move();
            turnLeft();
        }

        putBeeper();
        turnRight();

        for(int y = 0; y < 5; y++){ //builds the right part of roof
            move();
            turnRight();
            move();
            putBeeper();
            turnLeft();
        }
    }
}
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Different file
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package Activity4;

/**
 * builds the walls of the house
 */
public class WallBuilder extends Constructicon{
    public WallBuilder(int s, int a, Direction d, int b){
        super(s, a, d, b);
    }

    /**
     * @Override build
     */
    public void build(){
        for(int x = 0; x < 5; x++){
            putBeeper();
            move();
        }
    }
}

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Different file
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package Activity4;

/**
 * builds the windows of the house
 */
public class WindowBuilder extends Constructicon{
    public WindowBuilder(int s, int a, Direction d, int b){
        super(s, a, d, b);
    }

    /**
     * @Override build
     */
    public void build(){
        for(int i = 0; i < 4; i++){
            putBeeper();
            move();
            turnRight();
        }
    }
}